Revision 4 for 'Colorectal cancer (staging)'

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Colon cancer staging

Duke's (Astler-Coller modification)

Stage Description
A confined to mucosa
B through muscularis propria
C local lymph node involvment
D distant metastases


Stage Description
1 into submucosa
2 into muscularis propria
3 through serosa +/- into pericolic tissues
4 dircet extension into adjacent organs
no nodal involvment
1 involvment of 1 to 3 regional nodes
2 involvment of 4 or more nodes
no metastases
1 metastases identified

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